Big Boy Structural Hole Filler – Fibreglass Reinforced, Super Tough Repairs 250ml

Big Boy Structural Hole Filler is a heavy-duty fibreglass-reinforced filler designed to repair larger holes and damaged areas on metal, wood, and GRP surfaces. Its ultra-strong formula bonds deeply and cures to a rigid, durable finish capable of handling structural stress. This filler is ideal for automotive panels, marine applications, and general-purpose repairs where added strength is required. It spreads easily, builds up quickly, and sands down to a solid, smooth surface that’s ready for priming and painting. Engineered for tough jobs, it delivers lasting performance where standard fillers may fail.

Fix holes with confidence using Silverhook Big Boy Structural Hole Filler. Fibreglass reinforced for extra strength, perfect for durable repairs on cars, homes, and boats.